Answer:
Its really hard to see your question can you write it?
Explanation:
21 and 8, respectively
7/10 of 30 is (7 x 30)/10 = 210/10 = 21
Alternatively, 7/10 = (3 x 7)/30, since 30 = 3 x 10
4/5 of 10 is (4 x 10)/5 = 40/5 = 8
Alternatively, 4/5 = (2 x 4)/10, since 10 = 2 x 5
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